DH

Duanfeng He

ST Symbol Technologies: 87 patents #8 of 1,181Top 1%
ZT Zebra Technologies: 13 patents #24 of 699Top 4%
MI Microvision: 4 patents #42 of 190Top 25%
Ncr: 3 patents #613 of 2,952Top 25%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
C( Chinese Academy Of Sciences (Cas): 1 patents #3 of 58Top 6%
📍 South Setauket, NY: #1 of 51 inventorsTop 2%
🗺 New York: #450 of 115,490 inventorsTop 1%
Overall (All Time): #11,952 of 4,157,543Top 1%
110
Patents All Time

Issued Patents All Time

Showing 51–75 of 110 patents

Patent #TitleCo-InventorsDate
7726573 Compact autofocus bar code reader with moving mirror Vladimir Gurevich, Igor Vinogradov, Tsi David Shi 2010-06-01
7726572 Bar code scanning decoding Eugene Joseph 2010-06-01
7578444 Methods and apparatus for dynamic signal processing Eugene Joseph 2009-08-25
7566004 Method and apparatus for extending the range of a product authentication device Eugene Joseph 2009-07-28
7559473 Sensor for activating an aiming pattern of a handheld scanner 2009-07-14
7543754 Methods and apparatus for information capture illumination Eugene Joseph 2009-06-09
7537164 System and method for reading codes on a specular background Eugene Joseph, Mark Drzymala 2009-05-26
7455231 System and method for locating a predetermined pattern within an image 2008-11-25
7430682 Processing image data from multiple sources Bradley S. Carlson, William Sackett, Eugene Joseph 2008-09-30
7428991 1-D barcode decoding with 2-D sensor array Eugene Joseph, Bradley S. Carlson 2008-09-30
7395970 Zero-footprint camera-based point-of-sale bar code presentation scanning system Paul Poloniewicz, Mehul Patel, Sundeep Kumar, Joseph Cai 2008-07-08
7364074 Method of authenticating products using analog and digital identifiers William J. Callahan 2008-04-29
7350711 Ambient light shield and color filter for imaging-based bar code reader Eugene Joseph 2008-04-01
7337970 Barcode scanner decoding Eugene Joseph 2008-03-04
7309011 Method of authenticating products using hardware compatibility flag 2007-12-18
7296744 Swipe imager scan engine Warren Zuelch 2007-11-20
7281662 Methods and apparatus for information capture illumination Eugene Joseph 2007-10-16
7264168 Asymmetrical scanner 2007-09-04
7254275 Method and system for image compression using image symmetry Ali Tabesh 2007-08-07
7204418 Pulsed illumination in imaging reader Eugene Joseph, Bradley S. Carlson, Christopher W. Brock, Edward Barkan, Warren Zuelch 2007-04-17
7201321 Electro-optically reading direct part markings on workpieces by image capture Miroslav Trajkovic 2007-04-10
7163149 System and method for illuminating and reading optical codes imprinted or displayed on reflective surfaces Eugene Joseph 2007-01-16
7147161 Digitizing bar code symbol data Eugene Joseph 2006-12-12
7131587 System and method for illuminating and reading optical codes imprinted or displayed on reflective surfaces Eugene Joseph 2006-11-07
7066388 System and method for verifying RFID reads 2006-06-27